This document provides an introduction to search engine marketing and optimization. It discusses key topics like why search is important, how search engines work, and trends in search technology. It also covers specific search marketing tactics like organic search, paid search, local search, vertical search, and opportunities on Google. The document recommends developing a comprehensive SEM strategy that includes keyword research, online competitor analysis, paid search campaigns, link building, and optimization of web pages. The overall content introduces basic concepts around search engine optimization and search engine marketing.